2020 BMW 4 Series Gran Coupe 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420i GPF M Sport Manual RWD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2020
• Mileage: 46,419 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: White
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 46,419 miles, this 2020 BMW 4 Series Gran Coupe M Sport has covered about 9,300 fewer miles than other 2020 BMW 4 Series Gran Coupe cars. The dealer is asking £13,950, which is £745 below the AskCar estimate of £14,695. To work out the AskCar estimate, we analyse UK dealer adverts for 1,182 BMW 4 Series Gran Coupe cars across different ages and specifications. We have tracked this advert today. The government's MOT record matches its advertised mileage. It is advertised by Car Planet Watford in Rickmansworth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £745 (5%) under the AskCar estimate of £14,695.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,182 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 12 November 2026.

A 2020 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £15,400: the median of the 58 for sale on AskCar, as of 12 November 2026.

Time on sale

AskCar first saw this 2020 BMW 4 Series Gran Coupe advertised today. About 4 in 10 of 2020 BMW 4 Series Gran Coupe cars are gone from sale within a month of being advertised: 41 of the 97 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 12 November 2026 at £13,950. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 12 November 2026: valid until 15 July 2027.

It has had 4 MOTs. The latest, on 16 July 2026, passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both.

Mileage at that test: 44,961 miles, which matches the advertised 46,419 miles.

Advertised mileage is about 9,300 miles lower than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

1 other 2020 BMW 4 Series Gran Coupe M Sport 2.0 petrol manual hatchback is for sale at UK dealers, as of 12 November 2026.

The closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 41,928 miles. Price: £14,490, £540 more than this car. Dealer: Cars2 OMODA JAECOO Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-9470b496e898